The process of nonlinear distortion correction of orthogonal pattern group in E-beam scanning is introduced.
论述了电子束扫描正交图形簇产生畸变的非线性校正过程。
Through orthogonal experiment, laser power, scanning rate and gas flow were optimized and pretreatment techniques were adopted to cancel pore and crack in laser weld of LY12CZ.
为消除LY 12 CZ铝合金激光焊接时焊缝中常见的气孔和裂纹缺陷，通过正交实验，优化了激光功率、扫描速度、保护气体流量等工艺参数，并采取适当的焊前预处理工艺。
The fluctuating wind loads on a dome-like roof are reconstructed based on the synchronous multi-pressure scanning technique of wind tunnel tests and the proper orthogonal decomposition(POD)method.
根据风洞试验同步采集的风压数据利用POD技术预测了圆拱顶屋盖未布置测压点位置的风压时间序列。
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